Answer:
I would say because they had no way to preserve them other than to pass them on to their kids, think about it I am certain most slave owners couldn't have care less about their slaves songs, they had no reason to preserve them.
It’s C prohibition. It no longer was ok to buy or sell alcohol
Nepal
They put up a good fight between 1814-1816 they lost a few parts but weren't conquered by the Brits
Yeapp , the beleive that Islam was "spread by the sword" is very true,as they made cowards and poor accept Islam with the power of swords